Answer:
The correct answer option is C. gloomy mood.
Explanation:
From the given excerpt, we can deduce that Romeo tries to hide himself from the light as a reaction to it.
The lines 'With tears augmenting The fresh morning’s dew, Adding to clouds more clouds with his deep sighs' depict Romeo's gloomy mood that he is upset and wants to stay alone by blocking the light.
Therefore, the correct answer option is C.